Fix Sample reference to resolve cross-module packages correctly

Now @sample links to FqName in IDE will be resolved correctly
 Cause now we resolve packages over all modules in project
 #KT-14710 fixed

idea/testData/kdoc/multiModuleSamples/fqName/samplesTest/samples/megasamples/cool.kt

@@ -0,0 +1,7 @@
+package samples.megasamples
+
+object MegaSamplesGroup {
+    fun megaSample() {
+        println("...---...")
+    }
+}

idea/testData/kdoc/multiModuleSamples/fqName/samplesTest/samples/sample.kt

@@ -0,0 +1,7 @@
+package samples
+
+object SampleGroup {
+    fun mySample() {
+        println("Hello, world")
+    }
+}